table{
    background: url(../img/experiment_7/bgimags.jpg);
    width: 850px;
    border: 14px;
    border-spacing: 0px;
    border-collapse:collapse; /* 相邻边距使用一条边框代替 */
    border-color: white;
}

body{
    background: #bbdcff;
    margin: 20px;
}

.bt1{
    /* font-size: 35px; */
    font: 35px 黑体;
    line-height: 100px;
    color: #0033ff;
    text-align: center;
}

.td1{
    font-weight: bold;
    font-size: 18px;
    color: #30c;
}
#p1{
    text-indent: 2em;
    font-size: 16px;
    font-weight: bold;
    color: #36f;
}

